some finetuning changes

source/api_definitions.py

@@ -12,6 +12,7 @@ from agentic_system_types import (
 )
 
 from finetuning_types import (
+    Checkpoint,
     Dataset,
     DoraFinetuningConfig,
     FinetuningAlgorithm,
@@ -233,6 +234,7 @@ class MessageScore:
     message: Message
     score: float
 
+
 @json_schema_type
 @dataclass
 class KScoredPromptGenerations:
@@ -375,6 +377,19 @@ class FinetuningJobStatusResponse:
 
     resources_allocated: Optional[Dict[str, Any]] = None
 
+    checkpoints: List[Checkpoint] = field(default_factory=list)
+
+
+@json_schema_type
+@dataclass
+class FinetuningJobArtifactsResponse:
+    """Artifacts of a finetuning job."""
+
+    job_uuid: str
+    checkpoints: List[Checkpoint] = field(default_factory=list)
+
+    # TODO(ashwin): metrics, evals
+
 
 class Finetuning(Protocol):
     @webmethod(route="/finetuning/text_generation/train")
@@ -393,6 +408,11 @@ class Finetuning(Protocol):
     @webmethod(route="/finetuning/job/cancel")
     def cancel_training_job(self, job_uuid: str) -> None: ...
 
+    @webmethod(route="/finetuning/job/artifacts")
+    def get_training_job_artifacts(
+        self, job_uuid: str
+    ) -> FinetuningJobArtifactsResponse: ...
+
 
 class LlamaStackEndpoints(
     Inference,

source/finetuning_types.py

@@ -96,3 +96,9 @@ class FinetuningJobStatus(Enum):
     completed = "completed"
     failed = "failed"
     scheduled = "scheduled"
+
+
+@dataclass
+class Checkpoint:
+    iters: int
+    path: URL

source/openapi.html

@@ -192,6 +192,35 @@
                 ]
             }
         },
+        "/finetuning/job/artifacts": {
+            "get": {
+                "responses": {
+                    "200": {
+                        "description": "OK",
+                        "content": {
+                            "application/json": {
+                                "schema": {
+                                    "$ref": "#/components/schemas/FinetuningJobArtifactsResponse"
+                                }
+                            }
+                        }
+                    }
+                },
+                "tags": [
+                    "Finetuning"
+                ],
+                "parameters": [
+                    {
+                        "name": "job_uuid",
+                        "in": "query",
+                        "required": true,
+                        "schema": {
+                            "type": "string"
+                        }
+                    }
+                ]
+            }
+        },
         "/finetuning/job/status": {
             "get": {
                 "responses": {
@@ -1276,6 +1305,39 @@
                 ],
                 "title": "Dataset to be used for training or evaluating language models."
             },
+            "FinetuningJobArtifactsResponse": {
+                "type": "object",
+                "properties": {
+                    "job_uuid": {
+                        "type": "string"
+                    },
+                    "checkpoints": {
+                        "type": "array",
+                        "items": {
+                            "type": "object",
+                            "properties": {
+                                "iters": {
+                                    "type": "integer"
+                                },
+                                "path": {
+                                    "$ref": "#/components/schemas/URL"
+                                }
+                            },
+                            "additionalProperties": false,
+                            "required": [
+                                "iters",
+                                "path"
+                            ]
+                        }
+                    }
+                },
+                "additionalProperties": false,
+                "required": [
+                    "job_uuid",
+                    "checkpoints"
+                ],
+                "title": "Artifacts of a finetuning job."
+            },
             "FinetuningJobStatusResponse": {
                 "type": "object",
                 "properties": {
@@ -1327,12 +1389,32 @@
                                 }
                             ]
                         }
+                    },
+                    "checkpoints": {
+                        "type": "array",
+                        "items": {
+                            "type": "object",
+                            "properties": {
+                                "iters": {
+                                    "type": "integer"
+                                },
+                                "path": {
+                                    "$ref": "#/components/schemas/URL"
+                                }
+                            },
+                            "additionalProperties": false,
+                            "required": [
+                                "iters",
+                                "path"
+                            ]
+                        }
                     }
                 },
                 "additionalProperties": false,
                 "required": [
                     "job_uuid",
-                    "status"
+                    "status",
+                    "checkpoints"
                 ],
                 "title": "Status of a finetuning job."
             },
@@ -2316,13 +2398,7 @@
     ],
     "tags": [
         {
-            "name": "RewardScoring"
+            "name": "Finetuning"
-        },
-        {
-            "name": "Inference"
-        },
-        {
-            "name": "AgenticSystem"
         },
         {
             "name": "Datasets"
@@ -2331,7 +2407,13 @@
             "name": "SyntheticDataGeneration"
         },
         {
-            "name": "Finetuning"
+            "name": "RewardScoring"
+        },
+        {
+            "name": "AgenticSystem"
+        },
+        {
+            "name": "Inference"
         },
         {
             "name": "ShieldConfig",
@@ -2381,6 +2463,10 @@
             "name": "Dataset",
             "description": "Dataset to be used for training or evaluating language models.\n\n<SchemaDefinition schemaRef=\"#/components/schemas/Dataset\" />"
         },
+        {
+            "name": "FinetuningJobArtifactsResponse",
+            "description": "Artifacts of a finetuning job.\n\n<SchemaDefinition schemaRef=\"#/components/schemas/FinetuningJobArtifactsResponse\" />"
+        },
         {
             "name": "FinetuningJobStatusResponse",
             "description": "Status of a finetuning job.\n\n<SchemaDefinition schemaRef=\"#/components/schemas/FinetuningJobStatusResponse\" />"
@@ -2484,6 +2570,7 @@
                 "CompletionResponseStreamChunk",
                 "CreateDatasetRequest",
                 "Dataset",
+                "FinetuningJobArtifactsResponse",
                 "FinetuningJobLogStream",
                 "FinetuningJobStatusResponse",
                 "FinetuningTrainRequest",

source/openapi.yaml

@@ -747,6 +747,29 @@ components:
       - metadata
       title: Dataset to be used for training or evaluating language models.
       type: object
+    FinetuningJobArtifactsResponse:
+      additionalProperties: false
+      properties:
+        checkpoints:
+          items:
+            additionalProperties: false
+            properties:
+              iters:
+                type: integer
+              path:
+                $ref: '#/components/schemas/URL'
+            required:
+            - iters
+            - path
+            type: object
+          type: array
+        job_uuid:
+          type: string
+      required:
+      - job_uuid
+      - checkpoints
+      title: Artifacts of a finetuning job.
+      type: object
     FinetuningJobLogStream:
       additionalProperties: false
       properties:
@@ -764,6 +787,19 @@ components:
     FinetuningJobStatusResponse:
       additionalProperties: false
       properties:
+        checkpoints:
+          items:
+            additionalProperties: false
+            properties:
+              iters:
+                type: integer
+              path:
+                $ref: '#/components/schemas/URL'
+            required:
+            - iters
+            - path
+            type: object
+          type: array
         completed_at:
           format: date-time
           type: string
@@ -795,6 +831,7 @@ components:
       required:
       - job_uuid
       - status
+      - checkpoints
       title: Status of a finetuning job.
       type: object
     FinetuningTrainRequest:
@@ -1325,6 +1362,23 @@ paths:
           description: OK
       tags:
       - Datasets
+  /finetuning/job/artifacts:
+    get:
+      parameters:
+      - in: query
+        name: job_uuid
+        required: true
+        schema:
+          type: string
+      responses:
+        '200':
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/FinetuningJobArtifactsResponse'
+          description: OK
+      tags:
+      - Finetuning
   /finetuning/job/logs:
     get:
       parameters:
@@ -1414,12 +1468,12 @@ security:
 servers:
 - url: http://llama.meta.com
 tags:
-- name: RewardScoring
+- name: Finetuning
-- name: Inference
-- name: AgenticSystem
 - name: Datasets
 - name: SyntheticDataGeneration
-- name: Finetuning
+- name: RewardScoring
+- name: AgenticSystem
+- name: Inference
 - description: <SchemaDefinition schemaRef="#/components/schemas/ShieldConfig" />
   name: ShieldConfig
 - description: <SchemaDefinition schemaRef="#/components/schemas/AgenticSystemCreateRequest"
@@ -1468,6 +1522,12 @@ tags:
 
     <SchemaDefinition schemaRef="#/components/schemas/Dataset" />'
   name: Dataset
+- description: 'Artifacts of a finetuning job.
+
+
+    <SchemaDefinition schemaRef="#/components/schemas/FinetuningJobArtifactsResponse"
+    />'
+  name: FinetuningJobArtifactsResponse
 - description: 'Status of a finetuning job.
 
 
@@ -1581,6 +1641,7 @@ x-tagGroups:
   - CompletionResponseStreamChunk
   - CreateDatasetRequest
   - Dataset
+  - FinetuningJobArtifactsResponse
   - FinetuningJobLogStream
   - FinetuningJobStatusResponse
   - FinetuningTrainRequest